Home / 84,477.36-126,697.68-25,297.14

Finding the Fourth Proportional to 84,477.36, 126,697.68 and 25,297.14

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Solution

The fourth proportional to 84,477.36, 126,697.68 and 25,297.14 is: 37,940.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,477.36 : 126,697.68 = 25,297.14 : x
  2. Step 2: Convert to fraction form
    84,477.36/126,697.68 = 25,297.14/x
  3. Step 3: Cross multiply
    84,477.36x = 126,697.68 × 25,297.14
  4. Step 4: Simplify right side
    84,477.36x = 3,205,088,948.64
  5. Step 5: Solve for x
    x = 3,205,088,948.64/84,477.36
  6. Step 6: Final answer
    x = 37,940.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.